Zobrazeno 1 - 10
of 2 660
pro vyhledávání: '"penetration rate"'
Publikováno v:
Underground Space, Vol 19, Iss , Pp 138-152 (2024)
The Sichuan-Xizang Railway is a global challenge, surpassing other known railway projects in terms of geological and topographical complexity. This paper presents an approach for rapidly profiling rock mass quality underneath tunnel face for the ongo
Externí odkaz:
https://doaj.org/article/c0dc8d7d8c774b859b7c621229a66c1a
Research of the present situation and development trend of intelligent coal mine construction market
Autor:
Lin ZHANG, Guofa WANG, Zhiguo LIU, Jiaxing FU, Dandan WANG, Yaqi HAO, Lingyu MENG, Jianzhong ZHANG, Zhaoyu ZHOU, Liang ZHANG, Jie QIN
Publikováno v:
Meitan kexue jishu, Vol 52, Iss 11, Pp 29-44 (2024)
The current situation and future development trend of the intelligent construction market in coal mines are the focus of attention for industry management departments, coal production enterprises, technology support enterprises, and other potential e
Externí odkaz:
https://doaj.org/article/019b45260cb24440b1db615d52619b2c
Publikováno v:
Frontiers in Energy Research, Vol 12 (2024)
Under the coordinated operation of the transmission and distribution networks, the issue of downstream grid flow returning to the upstream grid is becoming increasingly prominent. This article proposes a process for joint planning of energy storage s
Externí odkaz:
https://doaj.org/article/e58e7fced373478e9644ceb755392d89
Autor:
I-Hua Chung
Publikováno v:
Heliyon, Vol 10, Iss 21, Pp e39644- (2024)
In response to the increasing demands for net-zero carbon emissions in Taiwan and globally, this study explores the feasibility of implementing microgrid technologies in convenience stores to reduce carbon emissions. The study utilizes the commercial
Externí odkaz:
https://doaj.org/article/8f81af783c644da09a36212238422848
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-25 (2024)
Abstract Accurate penetration rate prediction enhances rock-breaking efficiency and reduces disc cutter damage in tunnel boring machine (TBM) construction. However, this process faces significant challenges such as the high uncertainty of ground cond
Externí odkaz:
https://doaj.org/article/938b451e7bff436dae0f8e228e36aee6
Publikováno v:
Energy Reports, Vol 11, Iss , Pp 145-152 (2024)
The sustainability of oil and gas well drilling operations is a vital issue from an economic and safety point of view. One of the practical methods to predict the continuation of the drilling operation is the analysis of the penetration rate of the d
Externí odkaz:
https://doaj.org/article/ca75fe0d90e04d26906e4c1c18bc99fb
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 5, Pp 1538-1551 (2024)
Tunnel boring machines (TBMs) have been widely utilised in tunnel construction due to their high efficiency and reliability. Accurately predicting TBM performance can improve project time management, cost control, and risk management. This study aims
Externí odkaz:
https://doaj.org/article/38d20553cfba4ad18dbd3973d66145e1
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